EP3926806A4 - Current detecting device and power factor correction device - Google Patents

Current detecting device and power factor correction device Download PDF

Info

Publication number
EP3926806A4
EP3926806A4 EP20911295.2A EP20911295A EP3926806A4 EP 3926806 A4 EP3926806 A4 EP 3926806A4 EP 20911295 A EP20911295 A EP 20911295A EP 3926806 A4 EP3926806 A4 EP 3926806A4
Authority
EP
European Patent Office
Prior art keywords
power factor
current detecting
factor correction
detecting device
correction device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20911295.2A
Other languages
German (de)
French (fr)
Other versions
EP3926806A1 (en
Inventor
Jie Ren
Xue ZHANG
Weiyang ZHAO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Digital Power Technologies Co Ltd
Original Assignee
Huawei Digital Power Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Digital Power Technologies Co Ltd filed Critical Huawei Digital Power Technologies Co Ltd
Publication of EP3926806A1 publication Critical patent/EP3926806A1/en
Publication of EP3926806A4 publication Critical patent/EP3926806A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a converter
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4233—Arrangements for improving power factor of AC input using a bridge converter comprising active switches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00—Climate change mitigation technologies for sector-wide applications
    • Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Rectifiers (AREA)
  • Dc-Dc Converters (AREA)
EP20911295.2A 2019-12-31 2020-09-04 Current detecting device and power factor correction device Withdrawn EP3926806A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911416423.0A CN113131734A (en) 2019-12-31 2019-12-31 Current detection device and power factor correction device
PCT/CN2020/113364 WO2021135343A1 (en) 2019-12-31 2020-09-04 Current detecting device and power factor correction device

Publications (2)

Publication Number Publication Date
EP3926806A1 EP3926806A1 (en) 2021-12-22
EP3926806A4 true EP3926806A4 (en) 2022-06-01

Family

ID=76685931

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20911295.2A Withdrawn EP3926806A4 (en) 2019-12-31 2020-09-04 Current detecting device and power factor correction device

Country Status (4)

Country Link
US (1) US20220014092A1 (en)
EP (1) EP3926806A4 (en)
CN (1) CN113131734A (en)
WO (1) WO2021135343A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103347350A (en) * 2013-07-29 2013-10-09 常熟银海集成电路有限公司 Isolated constant-current LED (light-emitting diode) drive chip of peripheral circuit free of auxiliary winding of transformer
EP3136114A1 (en) * 2014-04-22 2017-03-01 ZTE Corporation Method and device for detecting current of inductor of pfc circuit
CN109587876A (en) * 2018-11-20 2019-04-05 深圳市崧盛电子股份有限公司 Self-adaptive non-loss is absorbed without bridge single-stage multiple-channel output LED drive power

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101552546B (en) * 2008-04-02 2011-10-12 台达能源技术（上海）有限公司 Bridgeless power factor circuit correcting circuit system used for critical conduction mode and control method thereof
CN102721848B (en) * 2011-03-29 2016-05-18 艾默生网络能源系统北美公司 Input current detection method and the device of non-bridge PFC circuits
CN103138557B (en) * 2011-12-02 2017-03-15 中兴通讯股份有限公司 The trailing edge method of sampling of inductive current in H bridge PFC circuits and the circuit
CN102843025B (en) * 2012-08-06 2015-01-07 台达电子工业股份有限公司 Control circuit, control method, and power supply system for power factor correction (PFC) circuit
JP5579810B2 (en) * 2012-09-18 2014-08-27 オムロンオートモーティブエレクトロニクス株式会社 Power factor correction circuit control device, charging device
CN104237615B (en) * 2013-06-09 2019-03-12 中兴通讯股份有限公司 Current over-zero detection device, signal acquisition circuit and circuit system
US9564799B2 (en) * 2014-04-24 2017-02-07 Uvic Industry Partnerships Inc. Current sensorless control of a boost-type switch mode rectifier (SMR) with inductor parameter adaptation
US9742264B2 (en) * 2014-07-22 2017-08-22 Murata Manufacturing Co., Ltd. Boost inductor demagnetization detection for bridgeless boost PFC converter operating in boundary-conduction mode
CN106706995B (en) * 2015-11-17 2019-08-20 华为技术有限公司 A kind of inductive current detection circuit in Bridgeless power factor correction pfc circuit
CN106208670A (en) * 2016-09-23 2016-12-07 江苏由甲申田新能源科技有限公司 A kind of Bridgeless power factor correction soft switch circuit and control method thereof
CN206759305U (en) * 2017-01-25 2017-12-15 康舒科技股份有限公司 Totem power factor corrector and its current detecting unit
CN107395016B (en) * 2017-08-23 2019-10-25 成都芯源系统有限公司 Current detection circuit and integrated circuit for buck-boost converter
CN109067205A (en) * 2018-08-02 2018-12-21 佛山市众盈电子有限公司 A kind of PFC inductance and the integrated topological structure of battery booster transformer
CN112202342B (en) * 2020-11-03 2021-06-25 深圳威迈斯新能源股份有限公司 Magnetic balance circuit of bidirectional resonant converter and control method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103347350A (en) * 2013-07-29 2013-10-09 常熟银海集成电路有限公司 Isolated constant-current LED (light-emitting diode) drive chip of peripheral circuit free of auxiliary winding of transformer
EP3136114A1 (en) * 2014-04-22 2017-03-01 ZTE Corporation Method and device for detecting current of inductor of pfc circuit
CN109587876A (en) * 2018-11-20 2019-04-05 深圳市崧盛电子股份有限公司 Self-adaptive non-loss is absorbed without bridge single-stage multiple-channel output LED drive power

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FIRMANSYAH E ET AL: "A critical-conduction-mode bridgeless interleaved boost power factor correction: Its control scheme based on commonly available controller", POWER ELECTRONICS AND DRIVE SYSTEMS, 2009. PEDS 2009. INTERNATIONAL CONFERENCE ON, IEEE, PISCATAWAY, NJ, USA, 2 January 2009 (2009-01-02), pages 109 - 114, XP031614666, ISBN: 978-1-4244-4166-2 *
See also references of WO2021135343A1 *

Also Published As

Publication number Publication date
WO2021135343A1 (en) 2021-07-08
EP3926806A1 (en) 2021-12-22
CN113131734A (en) 2021-07-16
US20220014092A1 (en) 2022-01-13

Similar Documents

Publication Publication Date Title
EP3844830A4 (en) Cathode and electrochemical device
EP3930056A4 (en) Positive pole piece, electrochemical device and device
EP3940817A4 (en) Positive pole piece, electrochemical device and device
EP3872908A4 (en) Electrode pole piece and electrochemical device
EP3799171A4 (en) Positive pole piece, electrochemical device, and device
EP4022681A4 (en) Photo-detecting apparatus with low dark current
EP3758097A4 (en) Separator and electrochemical device
EP3796422A4 (en) Positive pole piece and electrochemical apparatus
EP3852288A4 (en) Power indication method and device
EP3787070A4 (en) Positive electrode piece and electrochemical device
EP3985763A4 (en) Electrode assembly and battery unit
EP3930053A4 (en) Positive pole piece, electrochemical device and device
EP3332260A4 (en) Low loss current sensor and power converter using the same
EP3951959A4 (en) Positive electrode current collector, positive electrode piece, electrochemical device, and device
EP3787069A4 (en) Positive pole piece and electrochemical apparatus
EP3595160A4 (en) Current detection device and electric power steering device
EP3830588A4 (en) Current sensor configuration and calibration
EP4059986A4 (en) Electrode and electrochemical device
EP3792997A4 (en) Electrode and electrochemical device
EP3979372A4 (en) Positive pole piece, and electrochemical device and equipment related thereto
EP3918350C0 (en) Current and voltage measuring unit
EP3799170A4 (en) Positive electrode current collector, positive electrode piece, electrochemical device, and device
EP4002620A4 (en) Power cutoff device
EP4068495A4 (en) Battery and terminal device
EP4020618A4 (en) Electrode for power storage device, and power storage device

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210914

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20220502

RIC1 Information provided on ipc code assigned before grant

Ipc: G01R 19/00 20060101ALI20220425BHEP

Ipc: H02M 1/00 20060101ALI20220425BHEP

Ipc: H02M 1/42 20070101AFI20220425BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20221006

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20230217